Fluoroscopic image-based 3-D environment reconstruction and automated path planning for a robotically steerable guidewire

SR Ravigopal, TA Brumfiel, A Sarma… - IEEE robotics and …, 2022 - ieeexplore.ieee.org
Cardiovascular diseases are the leading cause of death globally and surgical treatments for
these often begin with the manual placement of a long compliant wire, called a guidewire …

Middle tube rotation of the COAST guidewire robot: Design and modeling

SR Ravigopal, N Malhotra, TA Brumfiel… - … on Medical Robotics …, 2024 - ieeexplore.ieee.org
Endovascular interventions aimed at treating conditions such as peripheral arterial disease
(PAD) or atherosclerosis often necessitate the use of guidewires to navigate catheters and …

Automated motion control of the coast robotic guidewire under fluoroscopic guidance

SR Ravigopal, TA Brumfiel… - … Symposium on Medical …, 2021 - ieeexplore.ieee.org
Peripheral arterial disease is one of the most prevalent cardiovascular diseases; its
treatment is often catheter-based and requires the surgeon to manually navigate a …

Real-time pose tracking for a continuum guidewire robot under fluoroscopic imaging

SR Ravigopal, A Sarma, TA Brumfiel… - IEEE transactions on …, 2023 - ieeexplore.ieee.org
Atherosclerosis is a medical condition that causes buildup of plaque in the blood vessels
and narrowing of the arteries. Surgeons often treat this condition through angioplasty with …

2D/3D registration based on biplanar X-ray and CT images for surgical navigation

D Yang, H Shi, B Zeng, X Chen - Computer Methods and Programs in …, 2024 - Elsevier
Abstract Background and Objectives: Image-based 2D/3D registration is a crucial
technology for fluoroscopy-guided surgical interventions. However, traditional registration …

Image-Based Force Localization and Estimation of a Micro-Scale Continuum Guidewire Robot

TA Brumfiel, R Qi, S Ravigopal… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Many intravascular procedures are prefaced by the placement of a slender wire called a
guidewire. Steering these guidewires is met with challenges in controlling the distal end …

Toward real-time pose estimation of the mitral valve robot under c-arm x-ray fluoroscopy

SR Ravigopal, NU Nayar… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Mitral regurgitation (MR) is a condition caused by a deformity in the mitral valve leading to
the backflow of blood into the left atrium. MR can be treated through a minimally invasive …

A Novel Spatio2-Frequency Blob Detection Algorithm for Enhancing Precision in Image Guided Surgery

A Purayath, V Maik, A Chakkaravarthy… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
Fluoroscopic images acquired during image-guided spine surgery (IGSS) procedures, serve
as the input for pose calibration during guidance. A primary disadvantage inherent to …

EnPrO: Enhancing Precision Through Optimization in Image-Guided Spine Surgical Procedures

S Parthasarathy, VN, V Maik, A Purayath… - Workshop on Clinical …, 2024 - Springer
Advancements in intra-operative visualization have accelerated the adoption of C-Arm
Fluoroscopy imaging modalities within Image-Guided Spine Surgery (IGSS) procedures …

Towards Closed-loop Control of the Modified COAST Guidewire under Fluoroscopic Imaging for Endotracheal and Endovascular Interventions

SR Ravigopal, KM Williams… - … Symposium on Medical …, 2023 - ieeexplore.ieee.org
Lung infections in children remain challenging to diagnose despite the use of
bronchoalveolar lavage (BAL), in which sterile saline flushes a lung segment and a sample …